3 different hexagon spanners, two types of screwdrivers, 4 different spanners, 1 radius spanner. Parts made of carbon steel material. Hardness of blades 45-50 HRC. Minimum length 3-17/32in 95mm. Maximum length 7-7/8in 200mm. Highly efficient tool which, thanks to its multiple tools, helps to solve the mechanical breakdowns of your bike and more.